Withey Addison LLP was established in 1970 in Mississauga Ontario and quickly became recognized as a leader in providing outstanding service to a wide variety of clients. Through a strategic expansion the firm opened an office in Kingston Ontario in 1990 to meet the growing needs of the Eastern Ontario market. In 2014 Withey Addison LLP consolidated its operations to the office in Kingston.

Withey Addison LLP’s focus is providing owner-managed businesses and professionals with auditing, accounting, tax and business consulting services with a view to maximizing business performance while minimizing taxes and protecting accumulated wealth. Our goal has always been to provide value added advice along with the required compliance services associated with an accounting firm. Our team of professionals is committed to providing exceptional service by listening to our clients, assessing their needs and formulating specific and timely advice based on those discussions.

Our partners and staff are continuously upgrading their skills to find new ways of servicing our clients.

Withey Addison LLP continues to succeed with the success of our clients.

Providing accounting and tax advisory services to businesses and professionals for over 50 years
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